<template>
  <div>
    <el-tree :data="ddd" :props="defaultProps" @node-click="handleNodeClick" />
  </div>
</template>

<script>
import * as categoryApi from '@/api/categoryApi.js';
export default {
  // name: "info"
  props: {
    id: {
      type: Number,
      required: true,
    },
  },
  data() {
    return {
      defaultProps: {
        children: 'children',
        label: 'label',
      },
      ddd: [
        {
          label: '一级 1',
          children: [
            {
              label: '二级 1-1',
              children: [
                {
                  label: '三级 1-1-1',
                },
              ],
            },
          ],
        },
        {
          label: '一级 2',
          children: [
            {
              label: '二级 2-1',
              children: [
                {
                  label: '三级 2-1-1',
                },
              ],
            },
            {
              label: '二级 2-2',
              children: [
                {
                  label: '三级 2-2-1',
                },
              ],
            },
          ],
        },
        {
          label: '一级 3',
          children: [
            {
              label: '二级 3-1',
              children: [
                {
                  label: '三级 3-1-1',
                },
              ],
            },
            {
              label: '二级 3-2',
              children: [
                {
                  label: '三级 3-2-1',
                },
              ],
            },
          ],
        },
      ],
      dataList: {
        // 数据结果
        page: 0,
        limit: 0,
        totalPage: 0,
        total: 0,
        list: [],
      },
    };
  },
  mounted() {
    this.handlerGetTreeList(this.id);
  },
  methods: {
    handlerGetTreeList(id) {
      if (!id) {
        this.$message.error('当前数据id不正确');
        return;
      }
      categoryApi.treeCategroy({ pid: id }).then((data) => {
        this.dataList = data;
      });
    },
    handleNodeClick(data) {
      console.log('data:', data);
    },
  },
};
</script>

<style scoped></style>
